28915600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:497

約数の個数: 120

約数和(自身を含む): 83030400

約数和(自身を除く): 54114800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 368, 400, 449, 460, 560, 575, 644, 700, 805, 898, 920, 1150, 1288, 1400, 1610, 1796, 1840, 2245, 2300, 2576, 2800, 3143, 3220, 3592, 4025, 4490, 4600, 6286, 6440, 7184, 8050, 8980, 9200, 10327, 11225, 12572, 12880, 15715, 16100, 17960, 20654, 22450, 25144, 31430, 32200, 35920, 41308, 44900, 50288, 51635, 62860, 64400, 72289, 78575, 82616, 89800, 103270, 125720, 144578, 157150, 165232, 179600, 206540, 251440, 258175, 289156, 314300, 361445, 413080, 516350, 578312, 628600, 722890, 826160, 1032700, 1156624, 1257200, 1445780, 1807225, 2065400, 2891560, 3614450, 4130800, 5783120, 7228900, 14457800, 28915600]

約数ペア:

[(1, 28915600), (2, 14457800), (4, 7228900), (5, 5783120), (7, 4130800), (8, 3614450), (10, 2891560), (14, 2065400), (16, 1807225), (20, 1445780), (23, 1257200), (25, 1156624), (28, 1032700), (35, 826160), (40, 722890), (46, 628600), (50, 578312), (56, 516350), (70, 413080), (80, 361445), (92, 314300), (100, 289156), (112, 258175), (115, 251440), (140, 206540), (161, 179600), (175, 165232), (184, 157150), (200, 144578), (230, 125720), (280, 103270), (322, 89800), (350, 82616), (368, 78575), (400, 72289), (449, 64400), (460, 62860), (560, 51635), (575, 50288), (644, 44900), (700, 41308), (805, 35920), (898, 32200), (920, 31430), (1150, 25144), (1288, 22450), (1400, 20654), (1610, 17960), (1796, 16100), (1840, 15715), (2245, 12880), (2300, 12572), (2576, 11225), (2800, 10327), (3143, 9200), (3220, 8980), (3592, 8050), (4025, 7184), (4490, 6440), (4600, 6286)]